23fad17daff09b22ab9e3f50fab10c00736fcfbb190e1f9d129d7bea95442802

Analysis

max time kernel
94s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 22:00

Target

23fad17daff09b22ab9e3f50fab10c00736fcfbb190e1f9d129d7bea95442802.dll
Size

788KB
MD5

e25ff4a8367608870500bbd6814041fc
SHA1

0ca87dc5f2236164ed649f548e4e55f7a387eccd
SHA256

23fad17daff09b22ab9e3f50fab10c00736fcfbb190e1f9d129d7bea95442802
SHA512

eccd72e4fdd49a86918270f3844f92f500a21aaeecf6e70a8855f944fbcbf357b3b32db49c315fa4ea350ea6a57e14fa7d84d4c782c90c6d7fafc448050f1fe4
SSDEEP

12288:anEVDf7aXy7X9sOEGldiJDyNHnY6ddlTwW:aaDai7NstGri4Y6XlTwW

Score

3^/10

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1236	rundll32.exe
1236	rundll32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 1236	3604	rundll32.exe	83
PID 3604 wrote to memory of 1236	3604	rundll32.exe	83
PID 3604 wrote to memory of 1236	3604	rundll32.exe	83
PID 1236 wrote to memory of 3392	1236	rundll32.exe	85
PID 1236 wrote to memory of 3392	1236	rundll32.exe	85
PID 1236 wrote to memory of 3392	1236	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\23fad17daff09b22ab9e3f50fab10c00736fcfbb190e1f9d129d7bea95442802.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\23fad17daff09b22ab9e3f50fab10c00736fcfbb190e1f9d129d7bea95442802.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1236
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe shimgvw.dll,ImageView_Fullscreen C:\Windows\SysWOW64\2011.jpg
    3⤵
    PID:3392

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact